Science Topics term usage 2013-03-15

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

(Table shows only the 40 most frequently chosen terms.)

319	earthquakes
100	earthquake occurrences
99	volcanoes
49	maps and atlases
40	geospatial analysis
35	real-time monitoring and reporting
29	energy resources
28	climate change
24	groundwater
22	mineral resources
22	surface water (non-marine)
21	droughts
20	tectonic processes
19	floods
18	geochemistry
17	water quality
17	invasive species
16	remote sensing
16	geologic history
16	microbiology
16	earth sciences
15	map interfaces
14	cartography
13	geologic maps
13	environmental health (human)
12	health and disease
12	earthquake probabilities
12	erosion
12	avian influenza
12	contamination and pollution
11	geology
11	magnetic field (earth)
11	human impacts
11	bathymetry
11	aerial photography
10	biogeography
10	aquatic ecosystems
10	natural resource management
10	employment and volunteer opportunities
10	land use and land cover

Science Topics term usage Friday, 2013-03-15